CN109162791A - A kind of ready-package diesel vehicle exhaust gas purification and treatment device - Google Patents
A kind of ready-package diesel vehicle exhaust gas purification and treatment device Download PDFInfo
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- CN109162791A CN109162791A CN201811097382.9A CN201811097382A CN109162791A CN 109162791 A CN109162791 A CN 109162791A CN 201811097382 A CN201811097382 A CN 201811097382A CN 109162791 A CN109162791 A CN 109162791A
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- connection ring
- diesel vehicle
- exhaust gas
- ring
- protrusion
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/18—Construction facilitating manufacture, assembly, or disassembly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The invention discloses a kind of ready-package diesel vehicle exhaust gas purification and treatment devices, belong to waste gas purification technical field, solves the problems, such as that maintenance in the prior art is inconvenient for operation, quasi- can not judge in advance to be easy to damage catalytic module when the maintenance opportunity of product and filtering module regenerate.Above-mentioned apparatus includes catalyst unit, filter element and purification quick assembling unit, and catalyst unit and filter element are removably sealedly and fixedly connected by purifying quick assembling unit；Purifying quick assembling unit includes clip, the first connection ring and the second connection ring, and the first connection ring is fixedly connected with catalyst unit, and the second connection ring is fixedly connected with filter element, the first connection ring of clip anchor ear and the second connection ring；First connection ring and contact surface of second connection ring at inner ring are the step surface of tight fit, and the first connection ring and contact surface of second connection ring at outer ring are plane, are equipped with sealing ring between the first connection ring and the end face of the second connection.Above-mentioned apparatus can be used for diesel vehicle waste gas purification.
Description
Technical field
The present invention relates to a kind of waste gas purification technology more particularly to a kind of ready-package diesel vehicle exhaust gas purification and treatment devices.
Background technique
Diesel vehicle oil consumption, dynamic property, economy and in terms of be better than gasoline car.But diesel vehicle exists
CO、HC、NOXIt is discharged with high pollutions exhaust gas such as hazardous solid particulate matters and is much higher than regular gasoline vehicle, diesel vehicle exhaust gas is carried out
Purified treatment can effectively purify soot particulate, carbon monoxide and hydrocarbon etc. in exhaust gas.
In the prior art, diesel vehicle exhaust gas purification and treatment device mainly uses catalysis oxidation and filtering technique, in order to ensure
The air-tightness and structural strength of product entirety are connected using integration welding or complicated flange plate type between multiple purifying filter element bay sections
Connect mode.
But with the work of exhaust gas purification and treatment device, the maintenance opportunity of product is not judged in advance, is adsorbed
Load capacity increase, purifying filter element internal voids are gradually blocked, and above-mentioned connection type causes maintenance inconvenient for operation, shadow
Purification efficiency and life of product are rung, or even influences the working performance of diesel vehicle, to limit diesel vehicle exhaust gas purification and treatment device
Application range.
Further, since integration welding or complicated flange plate type connection type are used between multiple purifying filter element bay sections,
In use process, the maintenance opportunity of product can not be judged in advance；In filtering module regenerative process, no effective protection is arranged
It applies, causes to be easy to damage catalytic module.
Summary of the invention
In view of above-mentioned analysis, the present invention is intended to provide a kind of ready-package diesel vehicle exhaust gas purification and treatment device, solves existing
Have that maintenance in technology is inconvenient for operation, when quasi- can not judge the maintenance opportunity of product in advance and filtering module regeneration
The problem of being easy to damage catalytic module.
The purpose of the present invention is mainly achieved through the following technical solutions:
An embodiment provides a kind of ready-package diesel vehicle exhaust gas purification and treatment device, including catalysis are single
Member, filter element and purification quick assembling unit, catalyst unit and filter element removably seal fixation by purifying quick assembling unit
Connection；Purification quick assembling unit includes clip, the first connection ring and the second connection ring, and the first connection ring and catalyst unit, which are fixed, to be connected
It connects, the second connection ring is fixedly connected with filter element, the first connection ring of clip anchor ear and the second connection ring；First connection ring and the
Contact surface of two connection rings at inner ring is the step surface of tight fit, and the first connection ring and the second connection ring are at outer ring
Contact surface is plane, and sealing ring is equipped between the first connection ring and the end face of the second connection ring plane contact.
In a kind of possible design, the outer ring of the first connection ring is equipped with the first protrusion, and the outer ring of the second connection ring is equipped with
Second protrusion, the inner ring of clip are equipped with the groove with the first protrusion and the second male cooperation；First protrusion and the second protrusion are along vertical
It is directly trapezoidal in the cross-sectional shape of the axial direction of purifying processing device.
In a kind of possible design, the angle of side and purifying processing device axial direction of first protrusion far from the second protrusion
It is 66 °~71 °；The angle of side and purifying processing device axial direction of second protrusion far from the first protrusion is 66 °~71 °.
In a kind of possible design, number of recesses is one, in the first protrusion and the second protrusion insertion groove.
In a kind of possible design, number of recesses is two, and the first protrusion and the second protrusion are inserted into corresponding recessed respectively
In slot.
In a kind of possible design, the air inlet of catalyst unit or the smoke outlet of diesel vehicle are equipped with pressure gauge, pressure
Table acquires the pressure at expulsion of diesel vehicle in real time.
In a kind of possible design, sealing ring is made of graphite composite material.
In a kind of possible design, the air inlet of catalyst unit is connected by the smoke outlet of hose and diesel vehicle.
In a kind of possible design, catalyst unit removably seals fixed company by hose quick assembling unit and hose
It connects, the structure of hose quick assembling unit is identical as the purification structure of quick assembling unit.
In a kind of possible design, catalyst unit includes the gas for being catalyzed shell and squeezing installation with catalysis inner walls
State pollutant purification module and de-taste module；Filter element includes filtrate housing and squeezes of installation with filtrate housing inner wall
Grain trap filter module.
Compared with prior art, the present invention has the beneficial effect that:
A) it in ready-package diesel vehicle exhaust gas purification and treatment device provided by the invention, is realized and is urged using purification quick assembling unit
Change removably being sealedly and fixedly connected for unit and filter element.The structure design of purification quick assembling unit can effectively improve device
Dismounting convenience, significantly simplify the device attended operation, optimize the effect of its maintenance, so as to improve diesel vehicle exhaust gas
Purifying processing device efficient operation performance and used life reduces the influence to diesel vehicle working performance.
B) exhaust gas purification and treatment device provided by the invention is convenient for disassembly and assembly, in use, can advantageously sentence at any time
The performance state of disconnected exhaust gas purification and treatment device, accurately the opportunity of the maintenance of device for purifying and treating tail gas is arrived in anticipation.Through
Test is crossed it is found that the maintenance operating time of above-mentioned exhaust gas purification and treatment device can control in 15min, by existing product
Maintenance time shortens 70% or more.And since the exhaust gas purification and treatment device maintenance time is greatly reduced, can with every 80h into
The primary maintenance of row, effectively extends the service using life, and purification efficiency decline in 5 years is no more than 20%.
C) exhaust gas purification and treatment device provided by the invention, since catalyst unit and filter element are detachably connected, filtering
When unit needs to regenerate, by purification quick assembling unit by filter element and catalyst unit, regeneration behaviour individually is carried out to filter element
Make, it can be to avoid causing physics to damage on the core for striking catalyst unit after the soot particulate blowback accumulated in filter element
Wound.
D) in exhaust gas purification and treatment device provided by the invention, the contact surface of the first connection ring and the second connection ring is close-fitting
The step surface of conjunction, forms the first seal structures, at the same can on the basis of ensuring to dismount convenience fortifying catalytic unit and mistake
Filter the structural strength of unit junction；It is contacted at the outer ring of first connection ring and the second connection ring for end face, and increases sealing ring,
The second seal structures are formed, the whole Anti-bending structure intensity of device are further strengthened, so that it is close to solve existing yoke configurations
The problem of envelope property difference, ensure that the leakproofness of catalyst unit and filter element junction.
Other features and advantages of the present invention will illustrate in the following description, also, partial become from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by written explanation
Specifically noted structure is achieved and obtained in book, claims and attached drawing.
Detailed description of the invention
Attached drawing is only used for showing the purpose of specific embodiment, and is not to be construed as limiting the invention, in entire attached drawing
In, identical reference symbol indicates identical component.
Fig. 1 is the Structure explosion diagram for the ready-package diesel vehicle exhaust gas purification and treatment device that the embodiment of the present invention one provides；
Fig. 2 is the constitutional diagram of the ready-package diesel vehicle exhaust gas purification and treatment device provided for the embodiment of the present invention one；
The structure of quick assembling unit in the ready-package diesel vehicle exhaust gas purification and treatment device that Fig. 3 provides for the embodiment of the present invention one
Schematic diagram.
Appended drawing reference:
1- clip；The first connection ring of 2-；The second connection ring of 3-；4- sealing ring；The first protrusion of 5-；The second protrusion of 6-；7- is recessed
Slot；8- pressure gauge；9- hose；10- hose quick assembling unit；11- is catalyzed shell；12- gaseous pollutant cleaning module；13- is de-tasted
Module；14- filtrate housing；15- particle filtering traps module.
Specific embodiment
Specifically describing the preferred embodiment of the present invention with reference to the accompanying drawing, wherein attached drawing constitutes the application a part, and
Together with embodiments of the present invention for illustrating the principle of the present invention.
Embodiment one
A kind of ready-package diesel vehicle exhaust gas purification and treatment device is present embodiments provided, referring to Fig. 1 to Fig. 3, including catalysis
Unit, filter element and purification quick assembling unit, catalyst unit and filter element are removably sealed admittedly by purifying quick assembling unit
Fixed connection；Purification quick assembling unit includes clip 1, the first connection ring 2 and the second connection ring 3, and the first connection ring 2 and catalyst unit are solid
Fixed connection, the second connection ring 3 are fixedly connected with filter element, 1 anchor ear the first connection ring 2 of clip and the second connection ring 3；First connects
Connect the step surface that the contact surface of ring 2 and the second connection ring 3 at inner ring is tight fit, the first connection ring 2 and the second connection ring 3
Contact surface at outer ring is plane, is equipped with sealing ring between the end face of 3 plane contact of the first connection ring 2 and the second connection ring
4。
When implementation, exhaust gas purification and treatment device is stably placed at designated position according to demand, by the air inlet of catalyst unit
Mouth is connected to diesel vehicle smoke exhaust pipe, and sealing ring 4 pads 1 anchor ear first of clip between the first connection ring 2 and the second connection ring 3
Connection ring 2 and the second connection ring 3, catalyst unit is fixedly connected with filter element, and sealing ring 4 makes catalyst unit and filtering single
Member forms the space of sealing；Its exhaust gas generated first passes through catalyst unit after diesel vehicle starting, under composite catalyzing effect, diesel oil
(150 DEG C of >) oxidation reaction can occur for HC, CO in vehicle exhaust gas at a temperature of lower discharge end, generate CO2、H2O reaches
Go the purpose of the gaseous pollutant and smell substance in removing exhaust gas；Then using filter element, filter element by absorption and
Filtering, the solid particle being made of in exhaust gas solid carbon and dissolved organic matter (SOF) is effective, to realize diesel vehicle exhaust gas
Purification.With the increase of clarification time, the pollutants such as the continuous trap filter particulate matter of filter element, SOF, since trap filter holds
The purification efficiency of the limitation of amount, particulate matter can decline, and can remove clip 1, so that the first connection ring 2 and the second connection ring 3 are divided
From, and then catalyst unit is separated with filter element, regenerative operation individually can be carried out to catalyst unit and filter element.
Compared with prior art, in ready-package diesel vehicle exhaust gas purification and treatment device provided in this embodiment, using purification
Quick assembling unit realizes removably being sealedly and fixedly connected for catalyst unit and filter element.Purify the structure design of quick assembling unit
The dismounting convenience that device can be effectively improved significantly simplifies the device attended operation, optimizes the effect of its maintenance, from
And improve diesel vehicle exhaust gas purification and treatment device efficient operation performance and used life, reduce the shadow to diesel vehicle working performance
It rings.Simultaneously as above-mentioned exhaust gas purification and treatment device is convenient for disassembly and assembly, in use, exhaust gas can be advantageously judged at any time
The performance state of purifying processing device, accurately the opportunity of the maintenance of device for purifying and treating tail gas is arrived in anticipation.By test
It is found that the maintenance operating time of above-mentioned exhaust gas purification and treatment device can control in 15min, when being safeguarded by existing product
Between shorten 70% or more.And since the exhaust gas purification and treatment device maintenance time is greatly reduced, it can be carried out with every 80h primary
Maintenance, effectively extends the service using life, and purification efficiency decline in 5 years is no more than 20%.
Simultaneously as catalyst unit and filter element are detachably connected, when filter element needs to regenerate, by purifying fast-assembling
Filter element and catalyst unit are individually carried out regenerative operation to filter element by component, can be to avoid accumulating in filter element
It is struck after soot particulate blowback and causes physical damnification on the core of catalyst unit.
In addition, in above-mentioned ready-package diesel vehicle exhaust gas purification and treatment device, the first connection ring 2 and the second connection ring 3 are connect
Contacting surface is the step surface of tight fit, forms the first seal structures, while can strengthen on the basis of ensuring to dismount convenience and urge
Change the structural strength of unit and filter element junction；It is connect at the outer ring of first connection ring 2 and the second connection ring 3 for plane face
Touching, and increase sealing ring 4, the second seal structures are formed, the whole Anti-bending structure intensity of device are further strengthened, to solve
The problem of existing 1 sealing structure of clip difference, ensure that the leakproofness of catalyst unit and filter element junction.
In order to increase the connection reliability and leakproofness of quick fixation structure, the outer ring of the first connection ring 2 is equipped with the first protrusion 5,
The outer ring of second connection ring 3 is equipped with the second protrusion 6, and the inner ring of clip 1 is equipped with recessed with 6 cooperation of the first protrusion 5 and the second protrusion
Slot 7, the first protrusion 5 and the second protrusion 6 are trapezoidal along the cross-sectional shape of the axial direction perpendicular to device.Due to the first protrusion
5 and second protrusion 6 and the contact surface of groove 7 be inclined-plane, can be by the pressure of clip 1 by mutually matched protrusion and groove 7
Clamp force is converted into the axial direction pressure close to each other of catalyst unit and filter element, so as to further increase catalyst unit and
The reliability and leakproofness of filter element connection.
The connection reliability and leakproofness of quick fixation structure in order to further increase, above-mentioned first protrusion 5 is far from the second protrusion 6
Side and purifying processing device axial direction angle α can be 66 °~71 °, similarly, the second protrusion 6 is far from the first protrusion 5
The angle α of side and purifying processing device axial direction can be 66 °~71 °, and angle is limited within the above range, can not only be protected
Component of the pressing force of card hoop 1 in the axial direction perpendicular to purifying processing device is sufficiently large, so that the first connection ring 2 and second
Connection ring 3 can be bonded, additionally it is possible to guarantee that component of the pressing force of clip 1 in the axial direction of purifying processing device is enough
Greatly, guarantee the sealed connection between the first connection ring 2 and the second connection ring 3.
Illustratively, the quantity of groove 7 can be one or two, when 7 quantity of groove is one, the first raised 5 Hes
Second protrusion 6 is inserted into groove 7, so that the first protrusion 5 and the second protrusion 6 constitute overall structure.This is because the first protrusion
5, in process, being subject to processing the influence of precision, size and fitness, there are deviations, by first for the second protrusion 6 and groove 7
Protrusion 5 and the second protrusion 6 are set in same groove 7, and the scale error of the first protrusion 5 and the second protrusion 6 can mutually make up,
The two is preferably cooperated with groove 7.
When 7 quantity of groove is two, the first protrusion 5 and the second protrusion 6 are inserted into respectively in corresponding groove 7, this
Sample, the first protrusion 5 and the second protrusion 6 are absolute construction, in this way, in use, even if one of protrusion is destroyed
Or deformation, the fitment stability of another protrusion and groove 7 will not be influenced.
In view of diesel vehicle exhaust gas has the characteristics that high temperature and pressure, the leakproofness connected between catalyst unit and filter element
The purified treatment efficiency and job stability of above-mentioned exhaust gas purification and treatment device are seriously affected, therefore, above-mentioned sealing ring 4 can be adopted
It being made of graphite composite material, graphite meets material with high temperature resistant and high voltage bearing performance, it can adapt to frequently dismount, thus
Guarantee the purified treatment efficiency and job stability of above-mentioned exhaust gas purification and treatment device.
In order to understand the service condition of catalyst unit and filter element in real time, in the air inlet or bavin of catalyst unit
Pressure gauge 8 can be set in the smoke outlet of oily vehicle, and pressure gauge 8 can acquire the pressure at expulsion of diesel vehicle in real time, thus indirect reaction
The performance state of exhaust gas purification and treatment device.Specifically, with the extension of use time, catalyst unit and filter element is interior
Portion's resistance will increase, and exhaust back pressure is caused to increase, and the smoke evacuation of the air inlet or diesel vehicle of catalyst unit is monitored by pressure gauge 8
The gas pressure of mouthful position, when gas pressure is more than threshold value (such as 18KPa), it can be determined that clean unit and filter element
Internal drag is larger, and stopping state is more serious, needs to carry out regeneration treatment.
It is understood that the connection in order to realize the air inlet of catalyst unit and the smoke outlet of diesel vehicle, between the two
Hose 9 can be set, one end of hose 9 and the air inlet of catalyst unit connect, and the smoke outlet of the other end and diesel vehicle connects, soft
Pipe 9 is made of corrugated stainless steel tubing.
For the ease of the disassembly of catalyst unit and hose 9, the two can removably be sealed by hose quick assembling unit 10
It is fixedly connected, it should be noted that the structure and corresponding beneficial effect of 10 quick assembling unit of hose and the knot of purification quick assembling unit
Structure and beneficial effect are essentially identical, will not repeat them here.
For the structure of catalyst unit, specifically, may include catalysis shell 11 and with catalysis 11 inner wall of shell
It squeezes the gaseous pollutant cleaning module 12 (DOC module) of installation and de-tastes module 13 (PDM module), in use, exhaust gas passes through
Gaseous pollutant cleaning module 12 and de-taste gaseous pollutant and smell substance that module 13 is gone respectively in removing exhaust gas.
Illustratively, catalysis shell 11 is rotary structure, including air inlet section and the catalysis being fixedly connected with air inlet section
Section, the shape of air inlet section are taper, and the shape of catalytic section is cylindricality, gaseous pollutant cleaning module 12 and the shape for de-tasting module 13
Shape is cylindricality, gaseous pollutant cleaning module 12 and de-tastes module 13 and is located in catalytic section.
For the structure of filter element, specifically, may include filtrate housing 14 and with 14 inner wall of filtrate housing
The particle filtering for squeezing installation traps module 15 (DPF module), in use, the exhaust gas of removal gaseous pollutant and smell substance warp
Solid particle can be removed by crossing particle filtering trapping module 15.
Illustratively, the shape of filtrate housing 14 and particle filtering trapping module 15 is cylindricality, and particle filtering traps mould
Block 15 is located at filtrate housing 14.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of ready-package diesel vehicle exhaust gas purification and treatment device, which is characterized in that including catalyst unit, filter element and purification
Quick assembling unit, the catalyst unit and filter element are removably sealedly and fixedly connected by purifying quick assembling unit；
The purification quick assembling unit includes clip, the first connection ring and the second connection ring, first connection ring and catalyst unit
It is fixedly connected, second connection ring is fixedly connected with filter element, first connection ring of clip anchor ear and the second connection ring；
First connection ring and contact surface of second connection ring at inner ring are the step surface of tight fit, first connection
The contact surface of ring and the second connection ring at outer ring is plane, the end face of the first connection ring and the second connection ring plane contact it
Between be equipped with sealing ring.
2. ready-package diesel vehicle exhaust gas purification and treatment device according to claim 1, which is characterized in that first connection
The outer ring of ring is equipped with the first protrusion, and the outer ring of second connection ring is equipped with the second protrusion, the inner ring of clip be equipped with it is first convex
Play the groove with the second male cooperation；
First protrusion and the second raised cross-sectional shape along the axial direction perpendicular to the purifying processing device are ladder
Shape.
3. ready-package diesel vehicle exhaust gas purification and treatment device according to claim 2, which is characterized in that first protrusion
The angle of side and purifying processing device axial direction far from the second protrusion is 66 °~71 °；
The angle of side and purifying processing device axial direction of second protrusion far from the first protrusion is 66 °~71 °.
4. ready-package diesel vehicle exhaust gas purification and treatment device according to claim 2, which is characterized in that the number of recesses
It is one, in first protrusion and the second protrusion insertion groove.
5. ready-package diesel vehicle exhaust gas purification and treatment device according to claim 2, which is characterized in that the number of recesses
It is two, first protrusion and the second protrusion are inserted into respectively in corresponding groove.
6. ready-package diesel vehicle exhaust gas purification and treatment device according to claim 1, which is characterized in that the catalyst unit
Air inlet or the smoke outlet of diesel vehicle be equipped with pressure gauge, pressure gauge acquires the pressure at expulsion of diesel vehicle in real time.
7. ready-package diesel vehicle exhaust gas purification and treatment device according to claim 1, which is characterized in that the sealing ring is adopted
It is made of graphite composite material.
8. according to claim 1 to ready-package diesel vehicle exhaust gas purification and treatment device described in 7, which is characterized in that the catalysis
The air inlet of unit is connected by the smoke outlet of hose and diesel vehicle.
9. ready-package diesel vehicle exhaust gas purification and treatment device according to claim 8, which is characterized in that the catalyst unit
It is removably sealedly and fixedly connected by hose quick assembling unit with hose, the structure and purification fast-assembling group of the hose quick assembling unit
The structure of part is identical.
10. ready-package diesel vehicle exhaust gas purification and treatment device according to claim 1, which is characterized in that the catalysis is single
Member includes catalysis shell and squeezes the gaseous pollutant cleaning module of installation with catalysis inner walls and de-taste module；
The filter element includes that filtrate housing and the particle filtering for squeezing installation with filtrate housing inner wall trap module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811097382.9A CN109162791A (en) | 2018-09-19 | 2018-09-19 | A kind of ready-package diesel vehicle exhaust gas purification and treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811097382.9A CN109162791A (en) | 2018-09-19 | 2018-09-19 | A kind of ready-package diesel vehicle exhaust gas purification and treatment device |
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| CN109162791A true CN109162791A (en) | 2019-01-08 |
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| CN201811097382.9A Pending CN109162791A (en) | 2018-09-19 | 2018-09-19 | A kind of ready-package diesel vehicle exhaust gas purification and treatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111255546A (en) * | 2020-01-22 | 2020-06-09 | 苏州怀德自控科技有限公司 | Durable three-way catalytic converter for automobile exhaust |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111255546A (en) * | 2020-01-22 | 2020-06-09 | 苏州怀德自控科技有限公司 | Durable three-way catalytic converter for automobile exhaust |
| CN111255546B (en) * | 2020-01-22 | 2021-05-04 | 苏州怀德自控科技有限公司 | Durable three-way catalytic converter for automobile exhaust |
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